Science Saturday: Study finds senescent immune cells promote lung tumor growth

Macrophages are a type of white blood cell that are among the body's first line of defense against infection. In addition to killing harmful microorganisms, macrophages typically can initiate a response against tumors. However, macrophages, like other cells, can enter a state called senescence, which is linked to aging, disease and multiple physiological problems. When cells become senescent, they stop dividing, but they do not die and are not always eliminated from the body. They…

Source: Mayo Clinic Research News - June 17, 2023 Category: Research Source Type: news